// This file is part of the CycloneDX Tool for .NET
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Copyright (c) Steve Springett. All Rights Reserved.

using System.Collections.Generic;
using System.IO;
using System.IO.Abstractions;

namespace CycloneDX.Services
{
    public class FileDiscoveryService
    {
        private IFileSystem _fileSystem;

        public FileDiscoveryService(IFileSystem fileSystem)
        {
            _fileSystem = fileSystem;
        }

        /// <summary>
        /// Recursively searches a directory for packages.config files.
        /// </summary>
        /// <param name="directory">Directory path to search</param>
        /// <returns>List of full file paths</returns>
        public IEnumerable<string> GetPackagesConfigFiles(string directory)
        {
            return _fileSystem.Directory.GetFiles(directory, "packages.config", SearchOption.AllDirectories);
        }

    }
}